155011922 has 16 divisors (see below), whose sum is σ = 255733632. Its totient is φ = 70021200.

The previous prime is 155011921. The next prime is 155011949. The reversal of 155011922 is 229110551.

155011922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 155011891 and 155011900.

It is not an unprimeable number, because it can be changed into a prime (155011921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62204 + ... + 64647.

It is an arithmetic number, because the mean of its divisors is an integer number (15983352).

Almost surely, 2^155011922 is an apocalyptic number.

155011922 is a deficient number, since it is larger than the sum of its proper divisors (100721710).

155011922 is a wasteful number, since it uses less digits than its factorization.

155011922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126913.

The product of its (nonzero) digits is 900, while the sum is 26.

The square root of 155011922 is about 12450.3783878242. The cubic root of 155011922 is about 537.1823074495.

The spelling of 155011922 in words is "one hundred fifty-five million, eleven thousand, nine hundred twenty-two".